Battery case



FIG. 1 is a top, one side and end perspective view of the battery case showing my new design;

FIG. 2 is an opposite end elevational view thereof;

FIG. 3 is an opposite side elevational view thereof with the cord being shown broken away and the plug being omitted, for illustrative purposes only.

The bottom of the claimed article is plain and unornamented. 

The ornamental design for a battery case, as shown and described. 